大聯大旗下世平為了滿足市場對智能照明的日趨強烈的需求而推出多款基于Zigbee、BLE、Wi-Fi 等無線通訊技術的智能照明LED調光解決方案,其中包括Zigbee LED Lighting、BLE LED Lighting、Wi-Fi LED Lighting等。在這些方案中,整合了大聯大控股世平代理的眾多國際大廠的高性能產品,包括Cree、EPCOS、Freescale、Gainspan、NXP、ONSemi、ST、TI、Toshiba、Vishay等,再次展現其優異的資源整合能力和系統設計能力。 LED具有節能、環保、壽命長、體積小等特點,可以廣泛應用于各種指示、顯示、裝飾、背光源、普通照明和城市夜景等領域。城市智能照明系統作為智慧城市的核心子系統,運用無線ZigBee、Wi-Fi、BLE等多種物聯網和IT技術,實現了遠程單燈開關、調光、檢測等管控功能。 無線通訊模塊: NXP JN5168 Zigbee 模塊: • 2.4GHz IEEE802.15.4兼容 • 深度休眠:0.1uA • 接收電流:18mA • 發射電流:15mA • 極高的接收靈敏度 ( -95dbm ) 和抗干擾性 圖示- Zigbee LED Lighting架構圖 Freescale MKW2x Zigbee 芯片: • 2.4GHz IEEE802.15.4 兼容 • 50MHz ARM Cortex-M4 MCU,帶16通道DMA • 接收電流:15mA • 發射電流:15mA • 靈敏度-102dBm • 輸出功率可設置-30 ~ +8dBm 圖示- BLE LED Lighting架構圖 TI CC2540 BLE 模塊: • 高性能、低功耗的8051微控制器內核 • 兼容2.4 G藍芽低功耗的RF收發器 • 極高的接收靈敏度(-97dbm)和抗干擾性 • 128 / 256 KB Flash 儲存器 • 8 KB SRAM ,具備在各種供電方式下的數據保持能力 圖示- WIFI LED Lighting架構圖 Gainspan GS1011M、GS2100M WIFI 模塊: • 2.4GHz IEEE802.11b/g/n 兼容 • 包含TCP/UDP/IP,HTTP,DNS,DHCP and SSL • 支持UART/SPI 接口 • 供電2.7V—3.6V • 內置板載天線,客戶也可以外接天線 • 低功耗模式:睡眠、深度睡眠 • 電源監控 • -40℃--+85℃ 數字PWM調光LED驅動: NXP SSL2129AT LED 驅動: • IC used: SSL2129AT • AC line input voltage: 196 V to 264 V • Output voltage: 32 V (DC) to 48 V (DC) • Output current: 240 mA (at Vout = 40 V) • Maximum power into LED load: 12 W • Efficiency: > 82 % • Power Factor: > 0.9 (at 12 W) • THD: < 30 % (at 12 W) • Line regulation: ± 8% • Board dimensions: 63mm x 34mm x 25mm (internal board) • Operating temperature: - 40 °C to +100 °C • Mains harmonics: IEC61000-3-2 • EMC compliancy: IEC55015 ON NCL30082 LED 驅動: • Quasi−resonant Peak Current−mode Control Operation • Primary Side Sensing (no optocoupler needed) • Wide VCC Range • Source 300 mA / Sink 500 mA Totem Pole Driver with 12 V Gate Clamp • Precise LED Constant Current Regulation 1% Typical • Line Feed−forward for Enhanced Regulation Accuracy • Low LED Current Ripple • 250 mV ±2% Guaranteed Voltage Reference for Current Regulation • ~ 0.9 Power Factor with Valley Fill Input Stage • Low Start−up Current (13 uA typ.) • Analog or Digital Dimming • Thermal Fold−back • Wide Temperature Range of −40 to +125 C TI LM3445 LED 驅動: • Drop-in compatibility with PWM and Phase dimmers • Line injection circuitry enables PFC values greater than 0.95 • Adjustable LED current and switching frequency • Flicker free operation |